kaikvieira10 A) 0,333...

>:> 3/9 (÷3)
:>: 1/3

B) 0,1666...

10x = 1 + 6/9
90x = 9 + 6
x = 15/90 (÷5)
x = 3 / 18

C) 0,242424...

:>: 24/99 (÷3)
:>: 8 / 33

D) 0,125777...

x = 0,125777... (×1000)
1000x = 125 + 7/9
9000x = 1125 + 7
x = 1132 / 9000 (÷2)
x = 566 / 4500 (÷2)
x = 283 / 2250